AD 98-18-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | MD-90-30 | Airworthiness Directives; McDonnell Douglas Model MD-90-30 Series Airplanes |
Unsafe Condition
Electrical short circuit of the wiring of the strake ice protection system (SIPS), which could result in a fire in the electrical and electronic compartment of the airplane.
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Required Actions
Modify the wiring of the SIPS and perform a resistance test of the electrical insulation in accordance with McDonnell Douglas Alert Service Bulletin MD90-30A021. If any strake heating wiring fails the resistance test, replace the discrepant wiring with new wiring and repeat the resistance test.
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Compliance Time
Within 180 days after the effective date of this AD
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Affected Aircraft
Model MD-90-30 series airplanes listed in McDonnell Douglas Alert Service Bulletin MD90-30A021, dated March 31, 1998; certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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